Only compatible with iPhone 13. Quality Guarantee: All screens are fully tested before shipping. Note: Without home button, earpiece, and front camera, just as the pictures show. Used to replace cracked, broken, dead pixel, damaged, non-working touch, touch response issues, non-functional screen. Please follow the instructions. If there are any problems, we have a professional technical team to help. Before installation: Turn off the iPhone first. Keep the iPhone off until all work is done. Make sure you are in a clean environment, free of dust and static electricity. Watch the instructional video if you have no experience. During installation: Disconnect the battery cable first when opening the iPhone. Connect the cables in the correct places. Test the screen after connecting all cables on the screen. Screws have different sizes. All screws must be connected in their original holes. After installation: Test all screen functions, display, touch response, 3D Touch function. Display problems such as lines, spots are most likely caused by static electricity. These problems can be solved by cleaning cables and charging the iPhone.